Defensive publication



DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.G. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification, including claims and sheets of drawings contained in the application as originally filed. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.

Defensive Publication applications have not been examined as to the merits of alleged invention. The Patent Ofiice makes no assertion as to the novelty of the disclosed subject matter.

PUBLISHED FEBRUARY 10, 1970 T871,002 LOWER ALKYL (w-ALKYNYL)(ARYL) PHOS- PHINATE SYNERGISTS FOR CYCLOPRO- PANECARBOXYLATE INSECTICIDES Ronald Eugene Montgomery, 46 S. Vernon St., Middleport, N.Y. 14105, and Harry Hobart Incho, 137 Ensign Ave., Medina, N.Y. 14103 Filed Apr. 24, 1969, Ser. No. 819,121 Int. Cl. A01n 9/02, 9/28, 9/36 U.S. Cl. 424-219 No Drawing. 11 Pages Specification Synergistic insecticidal combinations of lower alkyl w-alkynyl) ('aryl)phosphinates with esters of cyclopropanecarboxylic acid such as pyrethrins, allethiin, (l-cyclohexene-l,2-dicarboximido)methyl chrysanthemumate, (5 benzyl 3 furyl)methyl 2,2,3,3-tetramethylcyclopropanecarboxylate, and (5 benzyl 3 furyl)methyl chrysanthemurnate, are described. The preparation and properties of the phosphinates are exemplified, and their insecticidal properties in synergistic combinations with representative cyclopropanecarboxylates are reported. 

